//
// Created by 吴锐 on 2022/3/3.
//

#include "iostream"
#include "vector"
#include "algorithm"

using namespace std;

void myPrint(int val){
    cout << val << " ";
}

void test01(){
    vector<int> v1;
    vector<int> v2;

    for(int i = 0 ; i < 10 ; i++){
        v1.push_back(i);
        v2.push_back(i + 5);
    }

    vector<int> vTarget;
    vTarget.resize(v1.size() + v2.size());

    vector<int>::iterator itEnd = set_union(v1.begin(), v1.end(), v2.begin(), v2.end(), vTarget.begin());

    for_each(vTarget.begin(),  itEnd, myPrint);
    cout << endl;
}

int main(){
    test01();
    return 0;
}